Debian Security Advisory DSA 1687-1 (linux-2.6)

Summary
The remote host is missing an update to linux-2.6 announced via advisory DSA 1687-1.
Solution
https://secure1.securityspace.com/smysecure/catid.html?in=DSA%201687-1
Insight
Several vulnerabilities have been discovered in the Linux kernel that may lead to a denial of service or privilege escalation. For details, please visit the referenced security advisories. For the stable distribution (etch), this problem has been fixed in version 2.6.18.dfsg.1-23etch1. We recommend that you upgrade your linux-2.6, fai-kernels, and